Meter Communication Error
Easee
Energy Meter Communication Fault
Easee charger with integrated or external energy meter reports a meter communication error; load management or billing may fail.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Loose or reversed RS-485/Modbus wiring, Incorrect meter address or protocol settings, Faulty energy meter module, Damaged communication port on charger
How to Fix / Troubleshooting
Note: Charging may still work, but metering and load control can be affected.
- 1. Inspect wiring: Check the communication cable between the Easee charger and the energy meter. Ensure correct polarity (A/B) and secure terminations.
- 2. Verify meter settings: Confirm that the meter address, baud rate, and protocol match the configuration in the Easee installer settings.
- 3. Check meter power: Ensure the meter is powered and its display is active.
- 4. Test bus integrity: If multiple devices share the bus, temporarily disconnect others to see if communication is restored.
- 5. Replace faulty device: If wiring and settings are correct, either the meter or the charger’s communication interface may be defective and require replacement.
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Repair Difficulty
Medium
3/5
Required Part
External energy meter
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